The Sacred Land Is Going Bankrupt, I Invented a Mobile Phone! - Chapter 4: I Really Can’t Fly Anymore!

Gu Changge, a noble lady from a wealthy family, is a well-known business legend in Yuncheng, going into business at 15, taking over as President of Gu Group at 18 and becoming Chairman of the family business at 30.
She is murdered by her husband Shao Tianze, just to give his mistress Gu Changle a healthy heart. But a premeditated car accident makes Gu Changge revive in a new guise and settle into an 18-year-old girl, Song Yunxuan.
The new face, young body and experienced soul become her weapons of revenge. In her struggle with the four big families in Yuncheng, can Gu Changge shrink back? Will she open her broken heart again? Can she always head off dangers in power struggles?
Let’s find out if Gu Changge can revenge herself and create glory again.

- Description from Novelupdates

Summary Version 1:

The mysterious boy Ling Chen is saved by a little girl as he lay on the street dying. Years later, he strikes a deal to save this savior-turned sister and enters the virtual world. In a future Earth where advanced warfare has forced nations to settle issues virtually or else suffer the consequences, Ling Chen bursts into the scene and goes from unknown to legend. Yet all is not as it seems, for Ling Chen has a dark past, and there is a greater mystery at hand behind this virtual world.

Summary Version 2:

To save his terminally ill little sister, Ling Chen enters the newly released virtual game world and joins a small gaming studio comprising entirely of women. From now on walking upon his path towards the pinnacle. An ancient, evil item almost forgotten by history, the “Lunar Scourge” helps forge his unsurpassable legend, and causes him to unknowingly step upon a path that is destined to be punished by the heavens, the way of the shura.

[WSA 2024 Entry]

Matt saved humanity, but humanity betrayed him and murdered him and his wife, which led him to reincarnate in a Vampire World.

He quickly realized that he had been reincarnated in a unique body that, among vampires, would make him look like a genius. In addition, he has several powerful abilities that no other vampire has.

This time, he will cling to this new life to become as strong as possible to search for his wife in a world of magic and vampires.

In addition, he will try to walk the path to become a True Vampire, a Vampire Progenitor!

At the same time, his desire for revenge burns within him...

A few years after graduating, Chen Hui was mediocre and suddenly found himself back in the scorching summer of 15 years. It seemed that it was not just a simple rebirth, but a plug-in was accidentally attached. Money, beauty, and power followed. Easy cool text! …

- Description from novelbuddy